//
// Project.cs
//
// Author:
//   Leszek Ciesielski (skolima@gmail.com)
//
// (C) 2011 Leszek Ciesielski
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;

using Sandcastle.Construction;
using Sandcastle.Construction.Internal;

namespace Sandcastle.Construction.Evaluation
{
    public class Project
    {
        public Project(ProjectRootElement xml)
            : this(xml, null, null)
        {
        }
        public Project(ProjectRootElement xml, IDictionary<string, string> globalProperties,
                        string toolsVersion)
            : this(xml, globalProperties, toolsVersion, ProjectCollection.GlobalProjectCollection)
        {
        }
        public Project(ProjectRootElement xml, IDictionary<string, string> globalProperties,
                        string toolsVersion, ProjectCollection projectCollection)
            : this(xml, globalProperties, toolsVersion, projectCollection, ProjectLoadSettings.Default)
        {
        }

        public Project(ProjectRootElement xml, IDictionary<string, string> globalProperties,
                        string toolsVersion, ProjectCollection projectCollection,
                        ProjectLoadSettings loadSettings)
        {
            ProjectCollection = projectCollection;
            this.Xml = xml;
            GlobalProperties = globalProperties;
            ToolsVersion = toolsVersion;
        }

        public IDictionary<string, string> GlobalProperties { get; private set; }
        public ProjectCollection ProjectCollection { get; private set; }
        public string ToolsVersion { get; private set; }
        public ProjectRootElement Xml { get; private set; }

        public ICollection<ProjectItem> GetItemsIgnoringCondition(string itemType)
        {
            return new ReadOnlyCollection<ProjectItem>(
                    new FilteredEnumerable<ProjectElement, ProjectItemElement>(
                        this.Xml.Children, ProjectElementType.Item).
                    Where(p => p.ItemType.Equals(itemType, StringComparison.OrdinalIgnoreCase)).
                    Select(p => new ProjectItem(p)));
        }

        public void RemoveItems(IEnumerable<ProjectItem> items)
        {
            var removal = new List<ProjectItem>(items);
            foreach (var item in removal)
            {
                var parent = item.Xml.Parent;
                parent.RemoveChild(item.Xml);
                if (parent.Count == 0)
                    parent.Parent.RemoveChild(parent);
            }
        }
    }
}
